DrJack's BLIPSPOT for: THU 04/02 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 73.7 - - 72.2 - - 66.5 Temp@2m Sfc.Heating - - - - - - 128 - - 28 - - -25 Sfc.Heating BL Depth - - - - - - 259 - - 259 - - 259 BL Depth Hcrit - - - - - - 2801 - - 2801 - - 2800 Hcrit BL Top - - - - - - 2817 - - 2817 - - 2817 BL Top Hgt.Variab. - - - - - - 8016 - - 7392 - - 4540 Hgt.Variab. W* - - - - - - 137 - - 96 - - 22 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 8 - - 8 - - 5 BL Wind Direction - - - - - - 197 - - 179 - - 162 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 2 - - 1 Max.Converg CLOUDpotent - - - - - - -4359 - - -3184 - - -2156 CLOUDpotentl sfcLCL - - - - - - 7176 - - 6001 - - 4973 sfcLCL ODpotential - - - - - - -4887 - - -4059 - - -3934 ODpotential blCL - - - - - - 7704 - - 6876 - - 6751 blCL maxRH - - - - - - 89 - - 81 - - 82 maxRH CAPE - - - - - - 330 - - 480 - - 230 CAPE Temp@2m - - - - - - 73.7 - - 72.2 - - 66.5 Temp@2m DewPt@2m - - - - - - 52.0 - - 55.6 - - 54.5 DewPt@2m Temp@Bot - - - - - - 72.3 - - 71.6 - - 67.7 Temp@Bot DewPt@Bot - - - - - - 51.0 - - 54.4 - - 54.3 DewPt@bot Sfc.Heating - - - - - - 128 - - 28 - - -25 Sfc.Heating BL Depth - - - - - - 259 - - 259 - - 259 BL Depth EXPERIMENT - - - - - - 56 - - 25 - - 30 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 10 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96814 34 241 40 244 43 257 96814 89592 32 242 34 251 32 264 89592 84038 27 249 25 260 29 260 84038 79428 22 261 18 264 22 258 79428 75454 16 257 16 266 11 264 75454 71943 8 269 16 267 7 318 71943 68766 9 294 12 267 7 313 68766 65838 14 297 11 262 11 293 65838 63108 16 282 14 276 18 289 63108 60458 19 264 18 279 20 282 60458 57698 23 257 22 283 19 282 57698 54841 27 260 28 275 24 276 54841 52123 23 269 27 275 22 273 52123 49709 23 269 25 277 25 277 49709 47604 16 247 22 247 15 258 47604 45724 4 172 15 192 5 171 45724 43998 18 350 1 286 8 330 43998 42394 33 340 18 342 16 305 42394 40886 28 338 23 323 14 311 40886 39458 17 353 16 315 7 310 39458 38103 11 044 6 313 6 280 38103 36790 17 075 8 093 6 179 36790 35457 15 088 15 114 17 143 35457 34078 10 131 15 131 22 150 34078 32656 11 154 15 165 15 181 32656 31176 14 165 17 178 16 231 31176 29624 15 179 15 174 17 217 29624 28003 12 190 12 185 18 200 28003 26312 12 191 12 205 18 201 26312 24558 18 190 19 201 21 209 24558 22746 23 194 27 191 26 202 22746 20870 25 200 25 198 27 196 20870 18926 25 210 21 209 22 196 18926 16956 22 216 20 214 20 200 16956 15064 21 213 18 218 19 201 15064 13347 22 203 18 213 18 201 13347 11821 22 199 18 206 15 202 11821 10461 20 198 18 199 14 208 10461 9246 18 198 18 194 17 202 9246 8159 16 198 19 190 21 187 8159 7191 15 198 18 186 24 181 7191 6332 15 198 18 185 25 179 6332 5567 14 198 18 183 25 177 5567 4878 14 198 18 182 24 175 4878 4264 13 198 17 181 23 174 4264 3750 13 198 16 181 21 172 3750 3353 12 197 15 180 17 170 3353 3079 11 197 14 180 13 168 3079 2912 10 197 12 180 9*166 2912 2817 8*197 8*179 5*162 2817 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography